非人类灵长类的发声和认知之间的联系不仅仅受到成熟的限制:健康早产婴儿的证据
Kali Woodruff Carr1, Sandra R Waxman2
1Division of Developmental Medicine, Boston Children's Hospital, Boston, MA, USA; Medical Social Sciences, Northwestern University, Chicago, IL, USA; Department of Psychology, Northwestern University, Evanston, IL, USA; Institute for Innovations in Developmental Sciences, Northwestern University, Chicago, IL, USA.
Cognition
|July 19, 2024
概括
婴儿的认知发展是由语言和非语言声音所塑造的. 虽然母语在6个月后提供了认知优势,但非人类灵长类动物声调的影响受到产后因素的影响,而不仅仅是成熟.
科学领域:
- 认知发展 认知发展
- 发展心理学 发展心理学
- 语言学的语言学.
背景情况:
- 婴儿必须将语言信号与获取意义联系起来.
- 到3个月,母语,非母语语言和灵长类动物的发音有助于对象的分类.
- 到了6个月,只有母语提供了认知优势,这表明发育调.
研究的目的:
- 调查成熟期是否限制非人类灵长类动物声调对婴儿分类的影响.
- 为了比较基于语言和非语言信号对婴儿认知的影响的发育轨迹.
主要方法:
- 对早产和满产婴儿的数据进行了横截面生长曲线分析.
- 婴儿的时间年龄和妊娠状态被评估为信号影响的预测因素.
主要成果:
- 非人类灵长类动物发声的发育调节对分类的影响是由时间学年龄预测的,而不是妊娠状态.
- 这与观察到母语认知优势的成熟限制形成鲜明对比.
结论:
- 婴儿的认知发展涉及调信号的认知,由独立的过程引导.
- 成熟限制了母语与认知的联系,而非语言信号的影响是由出生后的年龄和经验所塑造的.
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